单选题 The government is trying to find a solution to the problem of housing ______.
  • A. decline
  • B. rarity
  • C. shortage
  • D. vacancy
【正确答案】 C
【答案解析】housing shortage“住房短缺(问题)”；decline“下降”；rarity“(因少见)缺少；稀罕”；vacancy“空；空房间”。